Inconel718、UNS N07718

Inconel718 overview

This alloy is a precipitation-hardening type nickel-chromium-iron alloy containing niobium and molybdenum. It has high strength, good toughness, and corrosion resistance in high and low temperature environments at 700 ℃. The state of delivery can be a solution treatment or a precipitation hardening state.

 

Inconel718 chemical composition

%	Ni	Cr	C	Mn	Si	Mo	Cu	Co	Al	Ti	Nb	B	P	S
Min.	50	17				2.8			0.2	0.65	4.75
Max.	55	21	0.08	0.35	0.35	3.3	0.3	1	0.8	1.15	5.50	0.006	0.015	0.015

 

Inconel718 density

Density ρ = 8.24g / cm3

 

Inconel718 melting temperature range

Melting temperature range 1260 ～ 1320 ℃

 

Inconel718 processing and heat treatment

Alloys are easy to process in a variety of industrial processes.

 

Inconel718 features

● Easy to process

● High tensile strength, fatigue strength, creep strength and breaking strength at 700 ℃

● High oxidation resistance at 1000 ℃

● Stable chemical properties at low temperatures

● Good welding performance

 

Inconel718 Application Area

Due to its high temperature strength, excellent corrosion resistance and easy processability at 700 ° C, it can be widely used in a variety of demanding applications.

● Steam Turbine

● Liquid fuel rocket

● Cryogenic Engineering

● Acid environment

● Nuclear Engineering